Fixing typos and formatting in Keyword docs
Added more doctests in Keyword module
Fixed doc typos in IEx module
Merge pull request #1331 from jwarwick/iex_typos

Fixed doc typos in IEx module
Merge pull request #1330 from jwarwick/typos

Doc cleanup for Keyword module
Disable coloring by default in IEx on Windows. Closes #1329
Merge pull request #1332 from alco/1329-win-no-color

Disable coloring by default in IEx on Windows